Element block pseudo-element :before generated with text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto line-height 1 width 160px height auto background border-radius float none padding 20px display block transition box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px position static box-sizing content-box cursor default font-size 16px border 0px rgba(0,0,0,1) solid transform overflow hidden font-weight normal